16.3 RootOf

RootOf( pol )

returns a root of the irreducible polynomial pol as element of the corresponding extension field AlgebraicExtension(pol). This root is called the primitive element of this extension.

    gap> r:=RootOf(p);
    RootOf(x^4 + 3*x^2 + 1)
    gap> r.name:="alpha";;

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